/* rlfoundry.io: the Foundry logo palette (design/brand-theme.md §1), system fonts (R-10), no web fonts. */
:root {
  --bg: #0d162f;
  --side: #091127;
  --panel: #13203f;
  --panel-2: #1a2b50;
  --border: #2c4372;
  --line: #1f3054;
  --text: #ecf2fb;
  --muted: #a6b7d2;
  --accent: #3aa6d8;
  --accent-2: #f47f3b;
  --on-accent: #071026;
  --blue-soft: #8ccfea;
  --orange-soft: #f6b46a;
  --control-edge: #5c7aac;
  --warn: #f5b942;
  --bad: #ff5d6c;
  --brand-ring: linear-gradient(180deg, #39a2d1 0%, #2e8dc0 20%, #5d4567 50%, #ef7b39 80%, #f69a42 100%);
  --glow-orange: rgba(244, 127, 59, 0.35);
  --glow-blue: rgba(58, 166, 216, 0.28);
  --radius: 10px;
  --wrap: 68rem;
  color-scheme: dark;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  overflow-wrap: break-word;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 16px;
}

a {
  color: var(--blue-soft);
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--text);
}

:focus-visible {
  outline: 2px solid var(--blue-soft);
  outline-offset: 2px;
}

.skip {
  position: absolute;
  left: 16px;
  top: -4rem;
  z-index: 10;
  padding: 0.5rem 0.9rem;
  background: var(--panel-2);
  color: var(--text);
  border-radius: var(--radius);
}

.skip:focus {
  top: 0.5rem;
}

/* Header: the wordmark and three links. */
.site-header {
  background: var(--side);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1.25rem;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.01em;
}

/* The logo slot. Until the logo is cleared for public use (D-71), a ring in the logo's colours. */
.brand-mark {
  flex: none;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--brand-ring);
  box-shadow: 0 0 10px var(--glow-orange), 0 0 6px var(--glow-blue);
  display: grid;
  place-items: center;
  overflow: hidden;
}

.brand-mark::after {
  content: '';
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 50%;
  background: var(--side);
}

.brand-mark.has-logo {
  background: none;
}

.brand-mark.has-logo::after {
  content: none;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  display: block;
}

.brand-name .rl {
  color: var(--orange-soft);
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav ul a {
  display: inline-block;
  padding: 0.35rem 0.1rem;
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 2px solid transparent;
}

.site-nav ul a:hover {
  color: var(--text);
}

.site-nav ul a[aria-current='page'] {
  color: var(--text);
  border-bottom-color: var(--accent);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1.25rem;
}

.site-nav .nav-download {
  padding: 0.4rem 0.95rem;
}

.site-nav .nav-download[aria-current='page'] {
  box-shadow: 0 0 0 2px var(--side), 0 0 0 4px var(--accent);
}

/* Content */
main {
  padding-top: 2rem;
  padding-bottom: 3rem;
}

h1,
h2,
h3 {
  line-height: 1.25;
  margin: 2rem 0 0.75rem;
}

h1 {
  font-size: clamp(1.7rem, 5vw, 2.5rem);
  margin-top: 0.5rem;
}

h2 {
  font-size: 1.45rem;
}

h3 {
  font-size: 1.15rem;
}

p,
ul,
ol {
  margin: 0 0 1rem;
}

li + li {
  margin-top: 0.3rem;
}

strong {
  color: var(--text);
}

.lead {
  font-size: 1.15rem;
  color: var(--text);
  max-width: 44rem;
}

.muted {
  color: var(--muted);
}

.prose {
  max-width: 46rem;
}

code {
  font-family: Consolas, 'Cascadia Mono', ui-monospace, monospace;
  font-size: 0.95em;
  background: var(--panel-2);
  border-radius: 4px;
  padding: 0.05em 0.3em;
}

pre {
  background: var(--side);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  overflow-x: auto;
  max-width: 100%;
}

pre code {
  background: none;
  padding: 0;
  white-space: pre;
}

.hash {
  font-family: Consolas, 'Cascadia Mono', ui-monospace, monospace;
  overflow-wrap: anywhere;
  word-break: break-all;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin: 0 0 1.25rem;
}

.panel > :last-child {
  margin-bottom: 0;
}

.panel h2:first-child,
.panel h3:first-child {
  margin-top: 0;
}

.note {
  border-left: 4px solid var(--warn);
}

.button {
  display: inline-block;
  padding: 0.6rem 1.1rem;
  border-radius: var(--radius);
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--on-accent);
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.button:hover {
  color: var(--on-accent);
  background: var(--blue-soft);
  border-color: var(--blue-soft);
}

.button.secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--control-edge);
}

.button.secondary:hover {
  background: var(--panel-2);
}

.button.big {
  font-size: 1.15rem;
  padding: 0.8rem 1.5rem;
}

.soon {
  display: inline-block;
  margin: 0.25rem 0 1rem;
  padding: 0.6rem 1.1rem;
  border: 1px dashed var(--control-edge);
  border-radius: var(--radius);
  color: var(--text);
  font-weight: 700;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin: 1.5rem 0;
}

.actions .soon {
  margin: 0;
}

/* Home */
.hero {
  padding: 1rem 0 0.5rem;
}

.sample {
  display: inline-block;
  margin: 0 0 0.5rem;
  padding: 0.6rem 1rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.checks {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
}

.checks li::marker {
  color: var(--accent);
}

.pro {
  margin-top: 2rem;
  border-color: var(--control-edge);
}

.pro h2 {
  margin-top: 0;
}

/* Tables */
.table-wrap {
  max-width: 100%;
  overflow-x: auto;
  margin: 0 0 1rem;
}

table {
  border-collapse: collapse;
  width: 100%;
}

th,
td {
  text-align: left;
  vertical-align: top;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
}

th {
  color: var(--muted);
  font-weight: 600;
}

.facts th {
  width: 9rem;
}

/* Download form */
.zips {
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
}

.zips li {
  background: var(--panel-2);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
}

/* Guide */
.toc {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin: 1rem 0 2rem;
}

.toc h2 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}

.toc ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.guide > h2 {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

/* Footer */
.site-footer {
  background: var(--side);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.95rem;
}

.site-footer .wrap {
  padding-top: 1.5rem;
  padding-bottom: 2rem;
}

.site-footer p {
  margin: 0 0 0.6rem;
}

.site-footer ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  margin: 0 0 0.75rem;
  padding: 0;
  list-style: none;
}

.site-footer li + li {
  margin-top: 0;
}

@media (max-width: 30rem) {
  .panel {
    padding: 1rem 0.85rem;
  }

  .facts th {
    width: 5.5rem;
  }

  th,
  td {
    padding: 0.45rem 0.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}